brad said:
>   Functionally this is no different from using
>   Borges' fictional Chinese encyclopedia for
>   dividing different kinds of animals.
>
>   first cut -- belonging to the Emperor
>   second cut --  embalmed
>   third cut --  tame
>   fourth cut -- sucking pigs
>   fifth cut -- sirens
>   sixth cut -- fabulous
>   seventh cut -- stray dogs
>   eigth cut -- included in the present classification
>   ninth cut -- frenzied
>   tenth cut --  innumerable
>   eleventh cut -- drawn with a very fine camelhair brush
>   twelfth cut -- et cetera
>   thirteenth cut -- having just broken the water pitcher
>   fifteenth cut -- that from a long way off look like flies

ok, brad, you create that categorization scheme,
and i'll continue with the work on creating mine
(because i'm not looking for help from anyone),
and we'll see which one appeals to users more...       :+)


>   Your folders are just as semantically flat as tags.

and your "semantically rich" system is a pipedream.      :+)


>   You're also mixing different classes of metadata.

which just goes to show how pointless "metadata" is.       :+)

dublin core.  yeah, right...

-bowerbird

p.s.  and if you want the first pass at collaborative filtering,
just scrape amazon screens for their recommendations...